Photos: Orbital ATK Cygnus Spaceship's Return-to-Flight Mission

Liftoff for Orbital ATK's Cygnus OA-4

NASA TV

Orbital ATK's robotic Cygnus cargo spacecraft launched toward the International Space Station on Dec. 6, 2015, marking its first mission since a rocket explosion in October 2014. See photos from the launch here. THIS IMAGE: An Orbital ATK Cygnus spacecraft launches into orbit atop an Atlas V rocket on Sunday, Dec. 6, 2015 to deliver more than 3 tons of supplies to the International Space Station. The mission launched from Cape Canaveral Air Force Station in Florida. Watch video of the launch and see our full wrap story here.

LIFTOFF! Orbital ATK's Cygnus OA-4

United Launch Alliance

A United Launch Alliance Atlas V rocket carrying an Orbital ATK Cygnus spacecraft on the OA-4 mission launches from the Space Launch Complex 41 at Cape Canaveral Air Force Station in Florida at 4:44 p.m. EST on Sunday, Dec. 6, 2015. Watch video of the launch and see our full wrap story here.